Hi, I'm Chalana Dilshan

Designed and deployed high-availability infrastructure on Azure: multi-VM Windows Server cluster in an Availability Set, Azure Public Load Balancer with health probes, and secured VNets/subnets with Network Security Groups.

Serverless cloud cost-optimisation solution that automatically starts and stops EC2 instances on custom schedules using AWS Lambda and CloudWatch Events with least-privilege IAM policies.

Comprehensive assessment platform featuring role-based authentication (Teacher/Student), question bank manager, timed exam interface with countdowns, and containerized MySQL on Docker.

Desktop hardware configurator with real-time component compatibility checking. JDBC connects a JavaFX desktop front-end to a MySQL backend with modular object-oriented business logic.

Functional ATM banking simulator with persistent file-based storage for account balances and transactions. Demonstrates modular C design, structured error handling, and robust financial logic.

Built from scratch with vanilla HTML5, CSS3, and JavaScript. Features interactive animated network canvas, theme toggling, scroll reveals, accessible modals, and full SEO optimization.

Free, open-source website that automatically scrapes, cleans, and aggregates PC part prices and stock availability from multiple computer shops in Sri Lanka, letting users compare prices side-by-side in one place.